Information providing method and system using signage device

An information providing system comprising:

• a signage device including a display screen;
• a first mobile device to be operated by a user;
• a server connected to the signage device and the mobile device via a network, the server configured to:
• output a product image to the signage device for display on a portion of the display screen;
• output a locator address of the server to the signage device for display on the signage device;
• establish a direct connection between the first mobile device and the server via a web browser on the first mobile device;
• control the signage device to display a cursor on the display screen of the signage device, the cursor being unique to the user of the first mobile device;
• move the cursor on the display screen in accordance with an operation on the first mobile device by the user, the operation being first transmitted to the server by the web browser;
• transmit, to the first mobile device, information related to the product image when the cursor is positioned by the user of the first mobile device over the product image;
• and
• receive image data from the first mobile device and control the signage device to display the image data on the display screen with the product image.